88289820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{490499}}^1$

素因数の和:490514

約数の個数: 36

約数和(自身を含む): 267813000

約数和(自身を除く): 179523180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 490499, 980998, 1471497, 1961996, 2452495, 2942994, 4414491, 4904990, 5885988, 7357485, 8828982, 9809980, 14714970, 17657964, 22072455, 29429940, 44144910, 88289820]

約数ペア:

[(1, 88289820), (2, 44144910), (3, 29429940), (4, 22072455), (5, 17657964), (6, 14714970), (9, 9809980), (10, 8828982), (12, 7357485), (15, 5885988), (18, 4904990), (20, 4414491), (30, 2942994), (36, 2452495), (45, 1961996), (60, 1471497), (90, 980998), (180, 490499)]